National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Decatur Airport (KDEC)

Lat: 39.83°NLon: 88.87°WElev: 670ft.

Fair

52°F

11°C

Humidity 64%
Wind Speed S 15 mph
Barometer 29.89 in (1012.3 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 8 Mar 8:54 pm CDT
Extended Forecast for

2 Miles SW Lane IL

  • Tonight

    Tonight: Clear, with a low around 44. South southwest wind around 15 mph, with gusts as high as 23 mph.

    Low: 44 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 72. South southwest wind 13 to 17 mph, with gusts as high as 24 mph.

    High: 72 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 58. South southwest wind around 14 mph, with gusts as high as 22 mph.

    Low: 58 °F

    Mostly Clear

  • Tuesday

    Tuesday: A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 79. South southwest wind 10 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 50%.

    High: 79 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm. Low around 47. South wind 16 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

    Low: 47 °F

    T-storms

  • Wednesday

    Wednesday: Showers before 1pm, then a chance of rain after 1pm. High near 62. Breezy, with a southwest wind 18 to 23 mph becoming northwest in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.

    High: 62 °F

    Showers and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 32. Breezy, with a northwest wind 16 to 23 mph, with gusts as high as 29 mph.

    Low: 32 °F

    Mostly Cloudy
    and Breezy

  • Thursday

    Thursday: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 40. Breezy.

    Low: 40 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

Detailed Forecast

Tonight
Clear, with a low around 44. South southwest wind around 15 mph, with gusts as high as 23 mph.
Monday
Sunny, with a high near 72. South southwest wind 13 to 17 mph, with gusts as high as 24 mph.
Monday Night
Mostly clear, with a low around 58. South southwest wind around 14 mph, with gusts as high as 22 mph.
Tuesday
A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 79. South southwest wind 10 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 50%.
Tuesday Night
Showers and possibly a thunderstorm. Low around 47. South wind 16 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Wednesday
Showers before 1pm, then a chance of rain after 1pm. High near 62. Breezy, with a southwest wind 18 to 23 mph becoming northwest in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.
Wednesday Night
Mostly cloudy, with a low around 32. Breezy, with a northwest wind 16 to 23 mph, with gusts as high as 29 mph.
Thursday
Mostly sunny, with a high near 48.
Thursday Night
Mostly cloudy, with a low around 40. Breezy.
Friday
Partly sunny, with a high near 55. Breezy.
Friday Night
Mostly cloudy, with a low around 32.
Saturday
Mostly cloudy, with a high near 50.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 36.
Sunday
Rain likely. Cloudy, with a high near 55. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Lane IL
 40.12°N 88.87°W (Elev. 725 ft)
Last Update:
7:36 pm CDT Mar 8, 2026
Forecast Valid:
9pm CDT Mar 8, 2026-6pm CDT Mar 15, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation